The speech nonfluency
and disturbances of nonnative English speakers may cause negative assessments, whereas the speech of native English voice actors may generate positive assessments.
For law schools, this preference for nonfluency
is nearly heresy;
Samuel (1969) "The effects of disorganization and nonfluency
on attitude change and source credibility", Speech Monographs, vol.
Both communities face high rates of nonfluency
, though PBPN has more intermediate and advanced speakers.